Various parts of the UK saw a pink rainbow in their skies, thanks to science. The pink appearance of the rainbow was a result of the lower position of the sun at sunrise and sunset, as Metro UK reported:
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The pink appearance of the rainbow is a result of the lower sun at sunrise and sunset.
An optical illusion is caused by colours at the red end of the spectrum being refracted, making the rainbow appear pink.
image credit: APEX via Metro UK